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Claimed by GNU Analyzed 1 day ago

GnuPG is the GNU project's complete and free implementation of the OpenPGP standard as defined by RFC2440 . GnuPG allows to encrypt and sign your data and communication, features a versatile key managment system as well as access modules for all kind of public key directories.

488K lines of code

11 current contributors

7 days since last commit

1,245 users on Open Hub

High Activity
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  Analyzed almost 2 years ago

OpenVPN is a robust and highly configurable VPN (Virtual Private Network) daemon which can be used to securely link two or more private networks using an encrypted tunnel over the Internet. OpenVPN's principal strengths include wide cross-platform portability, excellent stability, support for ... [More] dynamic IP addresses and NAT, adaptive link compression, single TCP/UDP port usage, a modular design that offloads most crypto tasks to the OpenSSL library, and relatively easy installation that in most cases doesn't require a special kernel module. [Less]

312K lines of code

20 current contributors

almost 2 years since last commit

478 users on Open Hub

Activity Not Available
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  Analyzed about 15 hours ago

KeePass is a free open source password manager, which helps you to manage your passwords in a secure way. You can put all your passwords in one database, which is locked with one master key or a key file. So you only have to remember one single master password or select the key file to unlock the ... [More] whole database. The databases are encrypted using the best and most secure encryption algorithms currently known (AES and Twofish). [Less]

2.28K lines of code

0 current contributors

over 14 years since last commit

229 users on Open Hub

I Use This



Claimed by GNU Analyzed about 5 hours ago

GnuTLS is a secure communications library implementing the SSL and TLS protocols and technologies around them. It provides a simple C language application programming interface (API) to access the secure communications protocols as well as APIs to parse and write X.509, PKCS #12, OpenPGP and other ... [More] required structures. It is aimed to be portable and efficient with focus on security and interoperability. [Less]

289K lines of code

33 current contributors

1 day since last commit

159 users on Open Hub

Moderate Activity
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Licenses: gpl3_or_l..., lgpl21_or...

Password Safe


  Analyzed 9 minutes ago

Password Safe is a password database utility. Users can keep their passwords securely encrypted on their computers. A single Safe Combination unlocks them all.

409K lines of code

12 current contributors

3 days since last commit

57 users on Open Hub

Moderate Activity
I Use This

Bouncy Castle


  Analyzed 3 months ago

Here at the Bouncy Castle, we believe in encryption. That's something that's near and dear to our hearts. We believe so strongly in encryption, that we've gone to the effort to provide some for everybody.

899K lines of code

31 current contributors

7 months since last commit

54 users on Open Hub

Activity Not Available
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  Analyzed about 23 hours ago

Enigmail is an extension to the mail client of Mozilla Thunderbird and Mozilla Seamonkey which allows users to access the authentication and encryption features provided by GnuPG.

75.2K lines of code

4 current contributors

18 days since last commit

37 users on Open Hub

Very Low Activity
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Licenses: gpl, lgpl, mozilla_p...



  Analyzed 11 months ago

mcrypt is a program for encrypting files or streams. It is intended to be a replacement for the old UNIX crypt. It uses well-known and well-tested algorithms like BLOWFISH, AES, ARCFOUR, CAST-128, and more in several modes of operation. It also has a compatibility mode with the old UNIX crypt program and the des program found in Solaris.

117K lines of code

0 current contributors

about 20 years since last commit

32 users on Open Hub

Activity Not Available
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Licenses: No declared licenses

Jitsi Desktop


Claimed by Atlassian Analyzed 2 days ago

Jitsi (previously SIP Communicator) is a cross-platform VOIP, videoconference, desktop sharing and chat client. Protocols supported include SIP, XMPP/Google Talk/Jabber/Facebook chat, AIM/ICQ, Windows Live, Yahoo! Messenger and Bonjour. Other features include: Call recording, Call & chat ... [More] encryption, Noise suppression, Echo cancellation, File transfer, multi-user chat, Desktop streaming, Presence, Conference calls, Integration with Microsoft Outlook and Apple Address Book, Support for LDAP directories, Support for Google Contacts, On-line provisioning, Systray notifications, IPv6 support, Spell checker and many more. [Less]

316K lines of code

9 current contributors

9 days since last commit

28 users on Open Hub

Low Activity
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The Freenet Project


  Analyzed about 15 hours ago

Freenet is a peer-to-peer network designed to allow the distribution of information over the Internet in an efficient manner, without fear of censorship. It is completely decentralized (there is no person or computer essential to its operation), meaning that Freenet cannot be attacked like ... [More] centralized peer-to-peer systems such as Napster. Freenet also employs intelligent routing and caching to learn to route requests more efficiently, automatically mirror popular data, make network flooding almost impossible, and move data to where it is in greatest demand. [Less]

806K lines of code

8 current contributors

4 days since last commit

26 users on Open Hub

High Activity
I Use This